Precision Manufacturing for Mission-Critical Supply Chains.

Caldwell Manufacturing delivers ISO 9001:2015 certified CNC Mill-Turn and Swiss machining solutions, providing the stability, tolerance control, and speed required by Defense, Semiconductor, and Industrial leaders.

CNC Machining Capabilities 

Who We Are

About Our Company

Since 1987, Caldwell Manufacturing has been a leading provider of high-quality precision machined components. We consistently surpass customer expectations by utilizing advanced technology, maintaining rigorous quality control standards, delivering responsive customer service, and offering competitive pricing. Caldwell Manufacturing is a trusted partner and the ideal choice for meeting your outsourcing needs.

1987

Year of Establishment

9001:2015

ISO Certified

ITAR

Compliant

Made in USA

Lockhart, Texas

Case Evidence: Performance Under Pressure.

Project: Automation OEM Precision Components


The Challenge:

A Texas-based automation leader required a family of tight-tolerance mill-turn components.


The Execution:

1,200+ units produced over a 9-month continuous schedule.

The Result:

0% Defect Rate. Every single unit passed inspection on the first run.


Status:

Delivered On-Time, To Spec.

Project: Energy Sector Critical Pins

The Challenge:

High-volume production of 3,500 stainless steel pins with non-negotiable ±0.0005” features.

The Execution:

High-precision Swiss machining with 100% material traceability.

The Result:

Zero Dimensional Deviations. Full material certifications and inspection reports provided for every lot.

Status:

Delivered On-Time, To Spec.

Proven Results in Real Production Environments

  • Case Study

    CNC Mill Turn

    We supported a Texas automation OEM by producing a family of tight-tolerance mill-turn components with a 0% defect rate across 1,200+ units. Every part passed inspection on the first run, and we maintained consistent delivery over a 9-month production schedule.

    1,200+ Units Delivered
    9-Month Continuous Schedule
    0% Defect Rate
    100% First-Run Inspection Pass
    100% On-Time & To Spec
    Texas-Based Automation Leader
    CNC Mill Turn Machine
  • Case Study

    Swiss Machining

    We delivered 3,500 precision‑machined stainless pins for a major energy supplier with zero dimensional deviations outside tolerance. The parts required ±0.0005” features, and every lot shipped with full material certs and inspection reports.

    3,500 Units Delivered
    9-Month Continuous Schedule
    0% Defect Rate
    100% First-Run Inspection Pass
    100% On-Time & To Spec
    Texas-Based Automation Leader
    CNC Mill Turn Machine

CNC Mill Turn

We supported a Texas automation OEM by producing a family of tight‑tolerance mill‑turn components with a 0% defect rate across 1,200+ units. Every part passed inspection on the first run, and we maintained consistent delivery over a 9‑month production schedule.

1,200+ Units Delivered

9-Month Continuous Schedule

0% Defect Rate

100% First-Run Inspection Pass

100% On-Time & To Spec

Texas-Based Automation Leader

Swiss Machining

We delivered 3,500 precision‑machined stainless pins for a major energy supplier with zero dimensional deviations outside tolerance. The parts required ±0.0005” features, and every lot shipped with full material certs and inspection reports.

3,500 Precision Pins

316 Stainless Steel Components

±0.0005” Critical Features

Zero Dimensional Deviations

100% Documentation

Full Material Certs & Inspection Reports

Built to Meet Real Production Standards

From equipment and materials to quality systems, here’s how we support consistent, production-ready results.

Our Equipments

Explore the CNC machines and supporting equipment that power our machining capabilities.

Quality System

Learn how our ISO-certified quality processes ensure consistency, traceability, and on-spec delivery.

Materials Machined

See the range of metals and materials we machine across defense, semiconductor, and industrial applications.

Engineered for Certainty: De-Risking Your Supply Chain.

Sophisticated procurement organizations cannot afford inconsistency. Caldwell Mfg combines data-driven planning with advanced multi-axis manufacturing to solve the most common points of failure in mission-critical supply chains.

Metric-Driven Quality & Precision

We operate with a zero-defect mindset, ensuring strict adherence to geometric tolerances from first article inspection to final lot delivery. We achieve superior concentricity and reduce handling errors by leveraging advanced technology for complex parts.

Core Capabilities:

  • CNC Mill-Turn: Complex geometries completed in a single setup.
  • Swiss Machining: High-volume, high-precision production for diameters under 32mm.

Supply Chain Certainty & Lifecycle Support

We do not guess on lead times. Our production planning is data-backed, ensuring your assembly lines never wait for critical components. We offer scalable partnership models designed to support your product's entire lifespan.

Strategic Sourcing:

  • Full lifecycle support from initial prototyping to high-volume mass production.
  • Transparent scheduling and consistent on-time delivery metrics.

Metallurgical Mastery & Material breadth

Our machinists possess the deep expertise required to handle the complex rigidity and thermal properties of diverse substrates without sacrificing speed or accuracy. We routinely process materials that other shops decline.

Material Expertise:

  • Standard: Aluminum, Stainless Steel, Brass, Carbon Steel.
  • Advanced: Titanium, Copper, Industrial Plastics.
  • Specialty: Inconel, Hastelloy, and other High-Temp Superalloys.

Location:

1309 E. MLK Jr. Industrial
Boulevard Lockhart, TX 78644

Phone:

(888) 484-5188

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